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| -rw-r--r-- | activerecord/CHANGELOG.md | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index ccd07ce248..42b7618fa7 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,8 +1,10 @@ -* Create indexes inline in CREATE TABLE for MySQL +* Create indexes inline in CREATE TABLE for MySQL. This is important, because adding an index on a temporary table after it has been created would commit the transaction. - It also allows creating and dropping indexed tables with fewer queries and fewer permissions required. + + It also allows creating and dropping indexed tables with fewer queries and fewer permissions + required. Example: @@ -11,7 +13,7 @@ end # => CREATE TEMPORARY TABLE temp (INDEX (zip)) AS SELECT id, name, zip FROM a_really_complicated_query - *Cody Cutrer*, *Steve Rice* + *Cody Cutrer*, *Steve Rice*, *Rafael Mendonça Franca* * Save `has_one` association even if the record doesn't changed. |